ptarjan
101 linhas
1.5 KiB
PHP
101 linhas
1.5 KiB
PHP
<?hh
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type Point = shape(
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'x' => int,
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'y' => int,
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);
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type Recur = shape(
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'shape' => Recur
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);
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type Point3 = shape(
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'x' => int,
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'y' => int,
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'z' => int,
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);
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function foo(Point $x) : Point {
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$x['x'] = 42;
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return $x;
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}
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function foo2() : shape('x' => int, 'y' => int) {
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$x = shape(
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'x' => 12,
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'y' => 12,
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);
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return $x;
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}
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function foo3<T as shape('x' => int)>(T $pt) : T {
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$pt['x'] = 42;
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return $pt;
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}
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function foo31<T as shape('x' => int, 'y' => string)>(T $pt) : T {
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$pt['x'] = 42;
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return $pt;
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}
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function foo32<T as shape('x' => int, 'y' => string,)>(T $pt) : T {
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$pt['x'] = 42;
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return $pt;
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}
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function foo4() {
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$x = shape(
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'x' => 12,
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'y' => 12
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);
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}
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function foo5<T as Point>(T $pt) : T {
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$pt['x'] = 42;
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return $pt;
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}
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function foo6<T as shape()>(T $pt) : T {
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return $pt;
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}
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function foo7(shape('id' => int, 'name' => string) $x) : int {
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return 12;
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}
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type Foobar = shape(
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'foobar' => string,
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);
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function foo8(string $foo, string $bar) : Foobar {
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$x = shape(
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'foobar' => $foo . $bar
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);
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return 12;
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}
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// You can have a shape as a parameter to a user attribute.
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<<
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AttrTakingShape(
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shape(
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'x' => 1,
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'y' => 1,
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)
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)
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>>
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class SomeClass {}
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// These parse, but don't work at runtime currently:
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const Foobar SCALAR_SHAPE = shape(
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'foobar' => 'constant'
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);
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const Point3 SCALAR_SHAPE2 = shape(
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'x' => 12,
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'y' => 13,
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'z' => 11,
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);
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const SCALAR_SHAPE3 = shape(
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'x' => 12,
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'foo' => 1.0
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);
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